In London, gold traded at $443.50 an ounce, down 30 cents from Friday.
In Hong Kong gold traded at $433.96, up a bit from $433.80.
On the day I met him, gold was trading at $434.
They can also consider how much gold their proprietary trading desk would trade at the same price.
In London, gold traded at $388.75, compared with $395.25 late on Monday.
Late in the day, gold traded in London at a bid price of $377.25 an ounce, up from $376.50.
In London, gold traded at a late bid price of $390.25 an ounce, down from $396.25.
In Zurich, gold traded at $451.50, down from $466.
Despite a run-up this year, gold is trading at less than $400.
By late afternoon, gold was trading at $461 an ounce in London, up from Monday's $459.50.